Pilot Gregory H. Johnson is helped before heading to Launch Pad 39A for liftoff on space shuttle Endeavour.

STS-123 Pilot Gregory H. Johnson is helped with his helmet during suitup before heading to Launch Pad 39A for liftoff on space shuttle Endeavour. The crew will make a record-breaking 16-day mission to the International Space Station. On STS-123, Endeavour and its crew will deliver the first section of the Japan Aerospace Exploration Agency's Kibo laboratory and the Canadian Space Agency's two-armed robotic system, Dextre. Launch is scheduled for 2:28 a.m. EDT March 11. Photo credit: NASA/Kim Shiflett